package exercise;

/**
 * Created by dell on 2015/10/29. 打印出如下图案（菱形） x xxx xxxxx xxxxxxx xxxxx xxx x
 * 要求只使用以下三种语句 1. System.out.print(" ") 2. System.out.print("x");
 * 3.System.out.println("x")
 */
public class E19 {
	public static void main(String args[]) {
		  for (int i = 1; i <= 4; i++) {
	            for (int j = 1; j <=4 - i; j++) {
	                System.out.print(" ");
	            }
	            for (int k = 1; k <= 2 * i - 1; k++) {
	                System.out.print("x");
	            }
	            System.out.println();

	        }
	        for (int i = 3; i >= 1; i--) {
	            for (int j = 1; j <= 4 - i; j++) {
	                System.out.print(" ");
	            }
	            for (int k = 1; k <= 2 * i - 1; k++) {
	                System.out.print("x");
	            }
	            System.out.println();
	        }

	    }
	}
